Principal Comms System and Modem Engineer

BLUE ORIGIN

. Develop and optimize PHY, modem, and DSP algorithms for high-throughput satellite communication systems .

Posted 9/23/2026full-timeUnited StatesLead💰 $269,175 - $376,844 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in developing and optimizing PHY, modem, and DSP algorithms for high-throughput satellite communication systems, with a strong focus on signal processing and communications system performance evaluation. Proficient in collaborating with cross-functional teams to translate algorithms into practical implementations while ensuring compliance with industry standards.

Highest-signal resume keywords

MATLAB DevelopmentC/C++ ProgrammingPython ProgrammingSignal Processing AlgorithmsModem Design

ATS Keywords

Tailor your resume

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills

DSP Algorithm DevelopmentDigital CommunicationsOFDM-Based Communication SystemsChannel EstimationModulation/DemodulationSNR EstimationEqualizationFrequency Offset CompensationEnd-to-End Communication System SimulationsModem/PHY Algorithm Evaluation

Soft Skills

Technical GuidanceCollaboration

Tools & Technologies

Simulation ToolsASIC DesignRF EngineeringFirmware DevelopmentSystem Integration

Industry Keywords

Satellite Communication SystemsRF Impairments3GPP PHY SpecificationsFECAdaptive Modulation and CodingFixed-Point ModelingFPGA/ASIC SystemsNon-Terrestrial Communications

Tech Stack

Tools & technologies

PythonC++

About the role

Key responsibilities & impact

Develop and optimize PHY, modem, and DSP algorithms for high-throughput satellite communication systems
Develop synchronization, carrier and sampling frequency offset estimation/compensation, channel estimation, equalization, SNR estimation, modulation/demodulation, and other signal-processing algorithms
Develop MATLAB, C/C++, Python, or equivalent system-level models to evaluate modem algorithms and end-to-end communication-system performance
Model and analyze communication channels and impairments, including noise, fading, interference, frequency and phase errors, nonlinearities, and RF impairments
Evaluate modem architecture and algorithm tradeoffs across performance, complexity, throughput, latency, and implementation
Work with ASIC, RF, firmware, and system engineering teams to translate modem algorithms into TeraWave implementation
Support pre-silicon verification, prototyping, system integration, and post-silicon validation
Analyze end-to-end system performance and identify modem and link performance improvements
Provide technical guidance and contribute to modem and communications-system architecture decisions

Requirements

What you’ll need

Bachelor's degree in Electrical Engineering, Computer Engineering, or a related technical discipline
10+ years of experience in communications systems, modem design, signal processing, or DSP algorithm development
Strong understanding of digital communications and signal processing fundamentals
Hands-on experience developing and simulating communications and DSP algorithms using MATLAB, Python, C/C++, or similar tools
Strong understanding of OFDM-based communication systems
Experience developing and evaluating modem/PHY algorithms in end-to-end communication-system simulations
Understanding of practical RF and channel impairments and their impact on modem performance
Ability to work across modem, RF, ASIC, firmware, and system engineering teams
Must be a U.S. citizen or national, U.S. permanent resident/current Green Card holder, or lawfully admitted into the U.S. as a refugee or granted asylum
Technical assessment required during interviews
Preferred: Master's degree or Ph.D. in Electrical Engineering, Communications, Signal Processing, or a related field
Preferred: Experience with modem PHY/DSP algorithms, synchronization, FEC, framing, OFDM waveform design, adaptive modulation and coding, fixed-point modeling, FPGA/ASIC systems, RF/mixed-signal impairments, satellite/non-terrestrial communications, 3GPP PHY specifications, and modem validation

Benefits

Comp & perks

Relocation provided
Medical, dental, vision, basic and supplemental life insurance
Paid parental leave
Short- and long-term disability
401(k) with a company match of up to 5%
Education Support Program
Stock Options for all regular employees working at least 20 hours/week
Up to four weeks of paid time off per year based on weekly scheduled hours
Up to 14 company-paid holidays
Potential role- and job-level-dependent benefits and bonuses